On Monday 08 January 2018 18:29:44 Gregg Eshelman via Emc-users wrote: > What I can't find on those Harmonic Drive brand harmonic drives is one > single useful bit of information on how big or small they are. All > I've been able to find are motor size numbers, that appear to be > something proprietary, they're not listed as NEMA or any other > standard, just plain numbers. If I was going to get one for use on a > small mill like a PLM2000, I wouldn't want to end up with something a > foot in diameter weighing 50 pounds, nor would I want to get one so
foot across, weighing 150 lbs. There, I fixed it for you. :) > tiny it'd be a flyspec on a large mill's table. Thats one of my complaints too, they don't tell you squat as to size, weight, motor mount, shaft, even gear ratio. Its all a big secret. And they aren't even going to feel a nibble until I know enough to tell if I can use it. > > On Monday, January 8, 2018, 5:58:06 AM MST, Andrew > <[email protected]> wrote: > > 2017-11-28 12:07 GMT+02:00 andy pugh: > > Spotted on eBay in the US, a more reasonably priced than usual > > harmonic drive: > > https://www.ebay.co.uk/itm/182931238612?ul_noapp=true > > > > This is the same as the one I used: > > http://bodgesoc.blogspot.de/2017/05/harmonic.html > > > > Full set https://www.ebay.com/itm/161123511773 > > Looks nice, has a lot of watchers ) Thanks Greg. Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene> ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
